/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package ProcessServlet;

import entity.bean.User;
import entity.connector.UserConnector;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

/**
 *
 * @author lohris
 */
public class Login extends HttpServlet {

    /**
     * Processes requests for both HTTP
     * <code>GET</code> and
     * <code>POST</code> methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");

        try {
            /*
             * TODO output your page here. You may use following sample code.
             */
            HttpSession session = request.getSession();
            String userName = request.getParameter("userName");
            String password = request.getParameter("password");
            User user = UserConnector.connect(userName, password);
            session.setAttribute("user", user);

            if (user.getRole() == 3) {

                RequestDispatcher dispatcher =
                        getServletContext().getRequestDispatcher("/administrator.jsp");
                dispatcher.forward(request, response);

            } else if (user.getRole() == 2) {
                RequestDispatcher dispatcher =
                        getServletContext().getRequestDispatcher("/officer.jsp");
                dispatcher.forward(request, response);

            } else if (user.getRole() == 1) {
                RequestDispatcher dispatcher =
                        getServletContext().getRequestDispatcher("/member.jsp");
                dispatcher.forward(request, response);

            } else {

                RequestDispatcher dispatcher =
                        getServletContext().getRequestDispatcher("/login.jsp");
                dispatcher.forward(request, response);
            }

        } finally {
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP
     * <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP
     * <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
